四种时态复习一般现在时一般现在时的基本概念一般现在时表示现在经常反复发生的动作、存在的状态或习惯性的动作的时,onSundays,⋯⋯,sometimes,at态。常见的标志词(时间状语)主要有:every等。uausllyoften,never,always一般现在时的结构be动词的一般现在时其他成分动词+主语+Beaboy.amI实义动词的一般现在时其他成分++行为动词主语English.studyWe一般现在时的具体形式be动词的一般现在时第一人称单数I+am1.Iamastudent.we/you/they+are第二人称单数you和其他人称复数2.aluckygirl.Youarestudentsinthisschool.Wearehe/she/it+is第三人称单数3.myteacher.Sheis例题:be动词的适当形式填空。用fromChina.1.Iveryhottoday.It2.3.Theyinthehospital.4.Wegoodstudents.5.Sheabeautifulgirl.实义动词的一般现在时1.第一、二人称单数I/you和其他人称复数we/you/they+动词原形Igetupat8o'clock.Theygotoschooleveryday.2.第三人称单数he/she/it+实义动词第三人称单数形式Itrunsfast.Hestudieshard.例题:用说给单词的适当形式填空。1.Wehomeeveryday.go)(2.Treesgreeninspring.turn)(3.Heveryhard.study)(4.TheboyupatsevenO'clock.get)(5.Theearthroundthesun.move)(补充:主语为第三人称单数形式,谓语动词的变化规则:状况变化规则发音例词一般情况加-s清辅音后读【s】浊辅音和元音后读【/】swim-swims;help-helps;like-likes结尾的词以o-es加读【z】go-goes;do-does以s,sh,ch,x等结尾的词加-es读【iz】watches结+y以辅音字母es再加i为y变】z读【study-studies尾的词不规则变化动词为has变haveam,is,arebe为变have-hasbe-am,is,are一般现在时的句型变化be动词的一般现在时肯定句否定句Heisaworker.主语+be动词+not+其他Heisnotaworker.一般疑问句特殊疑问句Be动词+主语+其他特殊疑问词+一般疑问句-Isheaworker?Whereishe?-Yes,heis./No,heisnot.例题:写出下列句子中所缺的be动词,并用肯定及否定形式回答。1.--yourfatherateacher?--Yes,.No,.2.--theyintheroom?--Yes,.No,.写出下列句子的否定句。1.Iamathome.2.Mr.Liisaprofessor.实义动词的一般现在时肯定句否定句动词原形t+'t/doesn'+don主语Ilikebread.Heoftenplays.Idon'tlikebread.Hedoesn'toftenplay.一般疑问句特殊疑问句Do/Does+主语+动词原形疑问词+一般疑问句–Doyoulikebread?Whatdoyoulike?–Yes,Ido./No,Idon't.Wheredoesheoftenplay?–Doesheoftenplay?–Yes,hedoes./No,hedoesn't.例题:将下列句子改写为否定句。1.Ihavelunchatschool.________________________________________________2.Theyplaybasketballontheplayground.__________________________________3.Mr.ZhangknowsFrench._____________________________________________一般现在时的基本用法1.表示人或物的特征Heisadoctor.Thedogiswhiteandblack.2.表示习惯性或经常性的动作,常与always,often,usauylly,seldom,everyday,sometimes,weekends,Mondays等表示时间与频率的词连用。Ileavehomeat6o'clockeveryday.Tomalwaysplayfootballafterschool.WeusuallygotoschoolbybusonTuesdays.3.表示永恒不变的事实或真理BeijingisthecapitalofChina.Thesnowiswhite.例题:用说给单词的适当形式填空。1.He(have)blueeyes.2.We(go)toschooleveryday.3.We(have)noclassesonweekends.4.She(write)alettertoherfriendonceaweek.5.Tom(ride)abiketoschool.6.PeterandMaryoften(play)badmintontogether.7.Practice(make)perfect.一般将来时一般将来时的基本概念一般将来时表示将来某一时刻的动作或状态,或将来某一段时间内经常的动作动词will(第二、三人称)+或状态。一般将来时由助动词shall(第一人称),原形构成。一般将来时的结构其他部分动词原形+主语+will/shall+thisafternoon.playWeshallafterlunch.havealessonHewill一般将来时的具体形式第一人称I/we+shall+动词原形schoolin10minutes.IshallbetoBeijingforoursummerholiday.Weshallgo动词原形其他人称单复数+will+swimmingtomorrow.Tomwillgowellsoon.willgetYoubackthisafternoon.w...